$OpenBSD: patch-e_chop_c,v 1.4 2017/02/01 10:09:58 kirby Exp $
--- src/e_chop.c.orig	Tue Jun  9 15:09:30 2009
+++ src/e_chop.c	Tue Jun  9 15:11:06 2009
@@ -19,7 +19,7 @@
 /* >>>>>>>>>>>>>>>>>>> fixme -- don't forget undo ! <<<<<<<<<<<<<<<< */
 
 #include <stdlib.h>
-#ifndef __FreeBSD__
+#if !defined(__FreeBSD__) && !defined(__OpenBSD__)
 #include <alloca.h>
 #endif
 #include <math.h>
